Replace-by-Fee (RBF)
CryptoReplace-by-Fee (RBF): Replace-by-fee lets a sender rebroadcast an unconfirmed transaction with a higher fee, replacing the original when the network is congested.
Replace-by-Fee (RBF): Replace-by-fee lets a sender rebroadcast an unconfirmed transaction with a higher fee, replacing the original when the network is congested.